John rushed out in a hurry, _________ the door _________.
| A．leaving; unlocked | B．leaving; unlocking |
| C．left; unlocked | D．left; unlocking |
Each of the 400 people received from their boss ______ gift － “Who moved my cheese?” , ______ best-seller in the US, which helped them understand how to deal with changes in their lives and work.
| A．the; / | B．a; the | C．a; a | D．the; a |
The officer insisted that Michael did not follow the correct ________ in applying for a visa.
| A．pattern | B．procedure | C．program | D．perspective |
It is important to have your eyes examined regularly to check for any sign of eye disease that may not have any ________.
| A．symptom | B．similarity | C．sample | D．shadow |
Whether the buildings in this area should be pulled down has remained ________; people are still looking for other possible solutions.
| A．unchallenged | B．relevant | C．controversial | D．contradictory |
Can you tell the ________ difference between the words “require” and “request”? I sometimes get puzzled by their meanings.
| A．dramatic | B．regional | C．apparent | D．subtle |